12286949 — NUT,PLAIN,SPLINE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

12286949: NUT,PLAIN,SPLINE.

The NUT,PLAIN,SPLINE is a the manufacturer industrial component. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: SPLINE, nut_height: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN, nut_diameter: 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), pilot_diameter: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-074-4957, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

12286949

NSN: 5310-01-074-4957
FSC: 5310 — Nuts and Washers
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	IRON ALLOY 660 OVERALL
nut_style	SPLINE
nut_height	0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
nut_diameter	0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
thread_series	UNIFIED NATIONAL JOINT FINE (UNJF)
pilot_diameter	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
hardness_rating	40.0 ROCKWELL C NOMINAL
thread_direction	RIGHT-HAND
nominal_thread_size	0.190 INCHES IN
thread_quantity_per_inch	32
NSN	5310-01-074-4957

COMPONENT DIAGRAM

KEY FEATURES

•

THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)

•

HARDNESS RATING: 40.0 ROCKWELL C NOMINAL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.190 INCHES IN

•

NUT DIAMETER: 0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN

•

PILOT DIAMETER: 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN

•

NUT HEIGHT: 0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN

•

NUT STYLE: SPLINE

TECHNICAL CHARACTERISTICS

THREAD SERIES	UNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING	40.0 ROCKWELL C NOMINAL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.190 INCHES IN
NUT DIAMETER	0.395 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN
PILOT DIAMETER	0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
NUT HEIGHT	0.151 INCHES MINIMUM AND 0.161 INCHES MAXIMUM IN
NUT STYLE	SPLINE
THREAD QUANTITY PER INCH	32
MATERIAL	IRON ALLOY 660 OVERALL

OTHER ITEMS IN FSC 5310 — Nuts and Washers

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 2

REA-032-SUReference document

Same NSN cross-reference

Reference document — Secondary reference

12286953Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 12286949?

12286949 is a NUT,PLAIN,SPLINE.

What parts can replace 12286949?

There are 2 known substitutes for 12286949: REA-032-SU, 12286953. Substitute compatibility should be verified for your specific system.

What is the NSN for 12286949?

12286949 is cataloged in the U.S. Government catalog under NSN 5310-01-074-4957. This indicates validated use in U.S. government and defense supply chains.

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12286949 — NUT,PLAIN,SPLINE

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